If your game is fair by the assumption that you won't alter your server-side software without being possible for anyone to verify the difference, it isn't provably fair. It's faithfully fair.
Moron.
The seed isn't generated by my server, that was explained already. Again, read the other comments. Whine all you want.
I have people staking, winning or losing and moving on with their day happily.
When they're curious about the seed, they run the verification script and read the /fair page. They understand it and let it be